17_1/4x29_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions Corrosion-resistant nylon housing

Corrosion-resistant nylon housing

especially for dissolving oils and natural resins

• Use at any plant growth stage

Enclosure resists dust

making it a truly versatile product that any grower can bring on with ease

17_1/4x29_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack PH/EC/TDS Meters and Solutions Corrosion-resistant nylon housingNordic Pure Custom MERV 10 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition